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-rw-r--r--meta/classes/kernel-yocto.bbclass381
1 files changed, 0 insertions, 381 deletions
diff --git a/meta/classes/kernel-yocto.bbclass b/meta/classes/kernel-yocto.bbclass
deleted file mode 100644
index a9d42053da..0000000000
--- a/meta/classes/kernel-yocto.bbclass
+++ /dev/null
@@ -1,381 +0,0 @@
-# remove tasks that modify the source tree in case externalsrc is inherited
-SRCTREECOVEREDTASKS += "do_kernel_configme do_validate_branches do_kernel_configcheck do_kernel_checkout do_shared_workdir do_fetch do_unpack do_patch"
-
-# returns local (absolute) path names for all valid patches in the
-# src_uri
-def find_patches(d):
- patches = src_patches(d)
- patch_list=[]
- for p in patches:
- _, _, local, _, _, _ = bb.fetch.decodeurl(p)
- patch_list.append(local)
-
- return patch_list
-
-# returns all the elements from the src uri that are .scc files
-def find_sccs(d):
- sources=src_patches(d, True)
- sources_list=[]
- for s in sources:
- base, ext = os.path.splitext(os.path.basename(s))
- if ext and ext in [".scc", ".cfg"]:
- sources_list.append(s)
- elif base and base in 'defconfig':
- sources_list.append(s)
-
- return sources_list
-
-# check the SRC_URI for "kmeta" type'd git repositories. Return the name of
-# the repository as it will be found in WORKDIR
-def find_kernel_feature_dirs(d):
- feature_dirs=[]
- fetch = bb.fetch2.Fetch([], d)
- for url in fetch.urls:
- urldata = fetch.ud[url]
- parm = urldata.parm
- type=""
- if "type" in parm:
- type = parm["type"]
- if "destsuffix" in parm:
- destdir = parm["destsuffix"]
- if type == "kmeta":
- feature_dirs.append(destdir)
-
- return feature_dirs
-
-# find the master/machine source branch. In the same way that the fetcher proceses
-# git repositories in the SRC_URI we take the first repo found, first branch.
-def get_machine_branch(d, default):
- fetch = bb.fetch2.Fetch([], d)
- for url in fetch.urls:
- urldata = fetch.ud[url]
- parm = urldata.parm
- if "branch" in parm:
- branches = urldata.parm.get("branch").split(',')
- btype = urldata.parm.get("type")
- if btype != "kmeta":
- return branches[0]
-
- return default
-
-do_kernel_metadata() {
- set +e
- cd ${S}
- export KMETA=${KMETA}
-
- # if kernel tools are available in-tree, they are preferred
- # and are placed on the path before any external tools. Unless
- # the external tools flag is set, in that case we do nothing.
- if [ -f "${S}/scripts/util/configme" ]; then
- if [ -z "${EXTERNAL_KERNEL_TOOLS}" ]; then
- PATH=${S}/scripts/util:${PATH}
- fi
- fi
-
- machine_branch="${@ get_machine_branch(d, "${KBRANCH}" )}"
- machine_srcrev="${SRCREV_machine}"
- if [ -z "${machine_srcrev}" ]; then
- # fallback to SRCREV if a non machine_meta tree is being built
- machine_srcrev="${SRCREV}"
- fi
-
- # In a similar manner to the kernel itself:
- #
- # defconfig: $(obj)/conf
- # ifeq ($(KBUILD_DEFCONFIG),)
- # $< --defconfig $(Kconfig)
- # else
- # @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
- # $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
- # endif
- #
- # If a defconfig is specified via the KBUILD_DEFCONFIG variable, we copy it
- # from the source tree, into a common location and normalized "defconfig" name,
- # where the rest of the process will include and incoroporate it into the build
- #
- # If the fetcher has already placed a defconfig in WORKDIR (from the SRC_URI),
- # we don't overwrite it, but instead warn the user that SRC_URI defconfigs take
- # precendence.
- #
- if [ -n "${KBUILD_DEFCONFIG}" ]; then
- if [ -f "${S}/arch/${ARCH}/configs/${KBUILD_DEFCONFIG}" ]; then
- if [ -f "${WORKDIR}/defconfig" ]; then
- # If the two defconfig's are different, warn that we didn't overwrite the
- # one already placed in WORKDIR by the fetcher.
- cmp "${WORKDIR}/defconfig" "${S}/arch/${ARCH}/configs/${KBUILD_DEFCONFIG}"
- if [ $? -ne 0 ]; then
- bbwarn "defconfig detected in WORKDIR. ${KBUILD_DEFCONFIG} skipped"
- fi
- else
- cp -f ${S}/arch/${ARCH}/configs/${KBUILD_DEFCONFIG} ${WORKDIR}/defconfig
- sccs="${WORKDIR}/defconfig"
- fi
- else
- bbfatal "A KBUILD_DECONFIG '${KBUILD_DEFCONFIG}' was specified, but not present in the source tree"
- fi
- fi
-
- sccs="$sccs ${@" ".join(find_sccs(d))}"
- patches="${@" ".join(find_patches(d))}"
- feat_dirs="${@" ".join(find_kernel_feature_dirs(d))}"
-
- # add any explicitly referenced features onto the end of the feature
- # list that is passed to the kernel build scripts.
- if [ -n "${KERNEL_FEATURES}" ]; then
- for feat in ${KERNEL_FEATURES}; do
- addon_features="$addon_features --feature $feat"
- done
- fi
-
- # check for feature directories/repos/branches that were part of the
- # SRC_URI. If they were supplied, we convert them into include directives
- # for the update part of the process
- if [ -n "${feat_dirs}" ]; then
- for f in ${feat_dirs}; do
- if [ -d "${WORKDIR}/$f/meta" ]; then
- includes="$includes -I${WORKDIR}/$f/meta"
- elif [ -d "${WORKDIR}/$f" ]; then
- includes="$includes -I${WORKDIR}/$f"
- fi
- done
- fi
-
- # updates or generates the target description
- updateme ${updateme_flags} -DKDESC=${KMACHINE}:${LINUX_KERNEL_TYPE} \
- ${includes} ${addon_features} ${ARCH} ${KMACHINE} ${sccs} ${patches}
- if [ $? -ne 0 ]; then
- bbfatal_log "Could not update ${machine_branch}"
- fi
-}
-
-do_patch() {
- cd ${S}
-
- # executes and modifies the source tree as required
- patchme ${KMACHINE}
- if [ $? -ne 0 ]; then
- bberror "Could not apply patches for ${KMACHINE}."
- bbfatal_log "Patch failures can be resolved in the linux source directory ${S})"
- fi
-
- # check to see if the specified SRCREV is reachable from the final branch.
- # if it wasn't something wrong has happened, and we should error.
- machine_srcrev="${SRCREV_machine}"
- if [ -z "${machine_srcrev}" ]; then
- # fallback to SRCREV if a non machine_meta tree is being built
- machine_srcrev="${SRCREV}"
- # if SRCREV cannot be reached something is wrong.
- if [ -z "${machine_srcrev}" ]; then
- bbfatal "Neither SRCREV_machine or SRCREV was specified!"
- fi
- fi
-
- if [ -n "${KMETA_AUDIT}" ]; then
- current_branch=`git rev-parse --abbrev-ref HEAD`
- machine_branch="${@ get_machine_branch(d, "${KBRANCH}" )}"
- if [ "${current_branch}" != "${machine_branch}" ]; then
- bbwarn "After meta data application, the kernel tree branch is ${current_branch}."
- bbwarn "The SRC_URI specified branch ${machine_branch}."
- bbwarn ""
- bbwarn "The branch will be forced to ${machine_branch}, but this means the board meta data"
- bbwarn "(.scc files) do not match the SRC_URI specification."
- bbwarn ""
- bbwarn "The meta data and branch ${machine_branch} should be inspected to ensure the proper"
- bbwarn "kernel is being built."
- git checkout -f ${machine_branch}
- fi
- fi
-
- if [ "${machine_srcrev}" != "AUTOINC" ]; then
- if ! [ "$(git rev-parse --verify ${machine_srcrev}~0)" = "$(git merge-base ${machine_srcrev} HEAD)" ]; then
- bberror "SRCREV ${machine_srcrev} was specified, but is not reachable"
- bbfatal "Check the BSP description for incorrect branch selection, or other errors."
- fi
- fi
-}
-
-do_kernel_checkout() {
- set +e
-
- source_dir=`echo ${S} | sed 's%/$%%'`
- source_workdir="${WORKDIR}/git"
- if [ -d "${WORKDIR}/git/" ]; then
- # case: git repository
- # if S is WORKDIR/git, then we shouldn't be moving or deleting the tree.
- if [ "${source_dir}" != "${source_workdir}" ]; then
- if [ -d "${source_workdir}/.git" ]; then
- # regular git repository with .git
- rm -rf ${S}
- mv ${WORKDIR}/git ${S}
- else
- # create source for bare cloned git repository
- git clone ${WORKDIR}/git ${S}
- rm -rf ${WORKDIR}/git
- fi
- fi
- cd ${S}
- else
- # case: we have no git repository at all.
- # To support low bandwidth options for building the kernel, we'll just
- # convert the tree to a git repo and let the rest of the process work unchanged
-
- # if ${S} hasn't been set to the proper subdirectory a default of "linux" is
- # used, but we can't initialize that empty directory. So check it and throw a
- # clear error
-
- cd ${S}
- if [ ! -f "Makefile" ]; then
- bberror "S is not set to the linux source directory. Check "
- bbfatal "the recipe and set S to the proper extracted subdirectory"
- fi
- rm -f .gitignore
- git init
- git add .
- git commit -q -m "baseline commit: creating repo for ${PN}-${PV}"
- git clean -d -f
- fi
-
- # convert any remote branches to local tracking ones
- for i in `git branch -a --no-color | grep remotes | grep -v HEAD`; do
- b=`echo $i | cut -d' ' -f2 | sed 's%remotes/origin/%%'`;
- git show-ref --quiet --verify -- "refs/heads/$b"
- if [ $? -ne 0 ]; then
- git branch $b $i > /dev/null
- fi
- done
-
- # Create a working tree copy of the kernel by checking out a branch
- machine_branch="${@ get_machine_branch(d, "${KBRANCH}" )}"
-
- # checkout and clobber any unimportant files
- git checkout -f ${machine_branch}
-}
-do_kernel_checkout[dirs] = "${S}"
-
-addtask kernel_checkout before do_kernel_metadata after do_unpack
-addtask kernel_metadata after do_validate_branches do_unpack before do_patch
-do_kernel_metadata[depends] = "kern-tools-native:do_populate_sysroot"
-
-do_kernel_configme[dirs] += "${S} ${B}"
-do_kernel_configme() {
- bbnote "kernel configme"
- export KMETA=${KMETA}
-
- if [ -n "${KCONFIG_MODE}" ]; then
- configmeflags=${KCONFIG_MODE}
- else
- # If a defconfig was passed, use =n as the baseline, which is achieved
- # via --allnoconfig
- if [ -f ${WORKDIR}/defconfig ]; then
- configmeflags="--allnoconfig"
- fi
- fi
-
- cd ${S}
- PATH=${PATH}:${S}/scripts/util
- configme ${configmeflags} --reconfig --output ${B} ${LINUX_KERNEL_TYPE} ${KMACHINE}
- if [ $? -ne 0 ]; then
- bbfatal_log "Could not configure ${KMACHINE}-${LINUX_KERNEL_TYPE}"
- fi
-
- echo "# Global settings from linux recipe" >> ${B}/.config
- echo "CONFIG_LOCALVERSION="\"${LINUX_VERSION_EXTENSION}\" >> ${B}/.config
-}
-
-addtask kernel_configme before do_configure after do_patch
-
-python do_kernel_configcheck() {
- import re, string, sys
-
- # if KMETA isn't set globally by a recipe using this routine, we need to
- # set the default to 'meta'. Otherwise, kconf_check is not passed a valid
- # meta-series for processing
- kmeta = d.getVar( "KMETA", True ) or "meta"
- if not os.path.exists(kmeta):
- kmeta = "." + kmeta
-
- pathprefix = "export PATH=%s:%s; " % (d.getVar('PATH', True), "${S}/scripts/util/")
- cmd = d.expand("cd ${S}; kconf_check -config %s/meta-series ${S} ${B}" % kmeta)
- ret, result = oe.utils.getstatusoutput("%s%s" % (pathprefix, cmd))
-
- config_check_visibility = int(d.getVar( "KCONF_AUDIT_LEVEL", True ) or 0)
- bsp_check_visibility = int(d.getVar( "KCONF_BSP_AUDIT_LEVEL", True ) or 0)
-
- # if config check visibility is non-zero, report dropped configuration values
- mismatch_file = "${S}/" + kmeta + "/" + "mismatch.cfg"
- if os.path.exists(mismatch_file):
- if config_check_visibility:
- with open (mismatch_file, "r") as myfile:
- results = myfile.read()
- bb.warn( "[kernel config]: specified values did not make it into the kernel's final configuration:\n\n%s" % results)
-
- # if config check visibility is level 2 or higher, report non-hardware options
- nonhw_file = "${S}/" + kmeta + "/" + "nonhw_report.cfg"
- if os.path.exists(nonhw_file):
- if config_check_visibility > 1:
- with open (nonhw_file, "r") as myfile:
- results = myfile.read()
- bb.warn( "[kernel config]: BSP specified non-hw configuration:\n\n%s" % results)
-
- bsp_desc = "${S}/" + kmeta + "/" + "top_tgt"
- if os.path.exists(bsp_desc) and bsp_check_visibility > 1:
- with open (bsp_desc, "r") as myfile:
- bsp_tgt = myfile.read()
- m = re.match("^(.*)scratch.obj(.*)$", bsp_tgt)
- if not m is None:
- bb.warn( "[kernel]: An auto generated BSP description was used, this normally indicates a misconfiguration.\n" +
- "Check that your machine (%s) has an associated kernel description." % "${MACHINE}" )
-}
-
-# Ensure that the branches (BSP and meta) are on the locations specified by
-# their SRCREV values. If they are NOT on the right commits, the branches
-# are corrected to the proper commit.
-do_validate_branches() {
- set +e
- cd ${S}
-
- machine_branch="${@ get_machine_branch(d, "${KBRANCH}" )}"
- machine_srcrev="${SRCREV_machine}"
-
- # if SRCREV is AUTOREV it shows up as AUTOINC there's nothing to
- # check and we can exit early
- if [ "${machine_srcrev}" = "AUTOINC" ]; then
- bbnote "SRCREV validation is not required for AUTOREV"
- elif [ "${machine_srcrev}" = "" ]; then
- if [ "${SRCREV}" != "AUTOINC" ] && [ "${SRCREV}" != "INVALID" ]; then
- # SRCREV_machine_<MACHINE> was not set. This means that a custom recipe
- # that doesn't use the SRCREV_FORMAT "machine_meta" is being built. In
- # this case, we need to reset to the give SRCREV before heading to patching
- bbnote "custom recipe is being built, forcing SRCREV to ${SRCREV}"
- force_srcrev="${SRCREV}"
- fi
- else
- git cat-file -t ${machine_srcrev} > /dev/null
- if [ $? -ne 0 ]; then
- bberror "${machine_srcrev} is not a valid commit ID."
- bbfatal_log "The kernel source tree may be out of sync"
- fi
- force_srcrev=${machine_srcrev}
- fi
-
- git checkout -q -f ${machine_branch}
- if [ -n "${force_srcrev}" ]; then
- # see if the branch we are about to patch has been properly reset to the defined
- # SRCREV .. if not, we reset it.
- branch_head=`git rev-parse HEAD`
- if [ "${force_srcrev}" != "${branch_head}" ]; then
- current_branch=`git rev-parse --abbrev-ref HEAD`
- git branch "$current_branch-orig"
- git reset --hard ${force_srcrev}
- fi
- fi
-}
-
-OE_TERMINAL_EXPORTS += "KBUILD_OUTPUT"
-KBUILD_OUTPUT = "${B}"
-
-python () {
- # If diffconfig is available, ensure it runs after kernel_configme
- if 'do_diffconfig' in d:
- bb.build.addtask('do_diffconfig', None, 'do_kernel_configme', d)
-}